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You can see movements of the global merchant fleet over the course of 2012, overlaid on a bathymetric map. You can also see a few statistics such as a counter for emitted CO2 (in thousand tonnes) and maximum freight carried by represented vessels (varying units).

I remember a talk and discussion at SxSW a few years back about trying to improve the efficiency of trade networks by making them more web-like: there are ships full of empty cargo containers, simply because companies insist on using the container with their logo on it. I really, really like the idea of applying the principles of packet-switching to physical networks.

But here’s the hard part:

The technology is not a problem. We could do it all in 10 years. It’s the business models and the mental models in people’s minds.